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Lophiiformes (Anglerfishes) >
Brachionichthyidae (Handfishes)
Etymology: Brachiopsilus: Name from Latin 'brachium' (arm) and Greek 'psilos' (bare or smooth), referring to the smooth surfaces of their body and arm-like pectoral fins.; dossenus: Epithet based on the Latin dossenus (humpback or hunchback) in reference to the pronounced fleshy hump on its back between the snout and second dorsal fin (Ref. 82446).
More on authors: Last & Gledhill.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς); εύρος βάθους 20 - 226 m (Ref. 82446). Temperate; 38°S - 43°S, 148°E - 149°E
Eastern Indian Ocean: Australia.
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 6.5 cm SL αρσενικό/απροσδιόριστο; (Ref. 82446)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Μαλακές ραχιαίες ακτίνες (συνολικά) : 19; Μαλακές εδρικές ακτίνες: 10. Member of the genus Brachiopsilus with a combination of the following characters: esca
small, 23–30% of illicium length; illicium smooth, thin, not exceedingly fleshy, length 13–16% SL, 3.1–3.6 times in head length, 2.1–2.3 times in length of second dorsal-fin spine; apex of esca situated above anterior half of eye when illicium adpressed; esca slightly wider than illicial stem, covered with dense, short, filaments; head slightly compressed; eye large (horizontal diameter 7–9% SL); mouth narrow; lips fleshy with prominent vertical folds; body and fins entirely naked (except for scales associated with pores of the acoustico-lateralis system and minute, deeply embedded scale and spinule fragments); long first dorsal-fin base (length 29–30% SL); second dorsal-fin rays 17, fin base 77–79% SL; length of second dorsal-fin spine 1.1–1.2 times length of longest ray of second dorsal fin; 10 anal-fin rays, length of anal-fin base 40–44% SL; 9 pectoral-fin rays; caudal peduncle short, length about 2% SL; caudal fin elongate, its length much longer than fin rays of pectoral fin, length 4.1–5.2 times caudal peduncle depth; body colour off white with yellowish patches on sides, uniformly white in preservative (Ref. 82446).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Last, P. and D.C. Gledhill, 2009. A revision of the Australian handfishes (Lophiiformes: Brachionichthyidae), with descriptions of three new genera and nine new species. Zootaxa 2252:1-77. (Ref. 82446)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6251 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
